honda cr v 19997 2000 User Manual

Gylinder Head
Removal (contdl
11. Remove the brake booster vacuum hose. fuel return
hose, and vacuum hose.
97 - 98 modsls:
VACUUMHOSE
BRAKE BOOSTEBVACUUM HOSE
6-18
BRAKE BOOSTER
12. Remove the breather hose and oositive crankcase
ventilation (PCV) hose,
97 - 98 models:
BREATHEBHOSE
PCV HOSE
99 - 00 models:
BREATHERHOSE
PCV HOSE
www.emanualpro.com  

13. Remove the upper radiator hose, heater hose and
water bypass hose.
WATER BYPASS
UPPEBRADIATORHOSE
17
HEATERHOSE
Remove the engine wire harness connectors and
wire harness clamps from the cylinder head and the
intake manifold.
o Four fuel injector connectors
. Engine coolant temperature (ECT) sensor con-
neclor
. Radiator fan switch connector
. Coolant temperature gauge sendlng unlt connec-
tor
. Throttle position sensor connector
. Manifold absolute pressure {MAP) sensor con-
nector
Primary heated...

Cylinder Head
Removal (contdl
Remove the timing belt (see page 6-10).
Remove the camshaft pulleys and back cover.2t.
BACK COVER
6-20
22. Bemove the exhaust manifold
ing nuts.
97 - 98 U.S. modsls (Californial:
GASKETReplace.
SELF.LOCKING NUT54 N.m {5.5 kgf.m, .{) lbf.ftlReplace.
97 - 98 U.S. models {Excepi Calitornia}:99 - 0O modeb:
GASKETSReplace.
bracket and self-lock-
r
EXHAUST MANIFOLDBRACKET
10 x 1.25 mm44 N.m 14.5 kgf,m,33 rbf.ft)
SELF.LOCKING NUT10 x 1 .25 mm54 N.m {5.5 kgt.m, 40 lbtft}Replace.
10...

23. Remove the intake manifold mounting bolts and
water bvDass hose.
8 x 1.25 mm2,1 N.m 12.4 kgt.m,17 tbf.ft)
24. Loosen the locknuts and adjusting screws,
INTAKE
No.3 No.2 No. 1
No.3 No.2 No. 1
EXHAUST
No. 4
27. Remove the cylinder head.
6-21
25. Remove the camshaft holder bolts, then remove the
camshaft holders and rocker arms. Make note of the
rocker arm Dositions.
26. Remove the cylinder head bolts. To prevent
warpage, unscrew the bolts in sequence 1/3 turn at a
time; repeat the sequence until all...

Camshafts
4.
Inspection
1.
7.
Loosen the adjusting screws.
Remove the camshaft holders.
Mark the rocker arms, then remove them.
Reinstall the camshaft and holders. Tighten the
camshaft holder bolts in a crisscross pattern, begin-
ning with the inner bolts.
9.8 N.m (1.0 kgf.m.7.2 lbf.ft)
Seat the camshafts by pushing them toward the dis-
tributor end of the head with a screwdriver.
Zero the dial indicator against the end of the
camshaft, push the camshaft back and forth and
read the end play.
Camshaft...

Valves, Valve Springs
and Valve Seals
13. Measure the cam lobe height.
Cam Lobe Height Standard (Newl97 - 98 models:
INTAKE: 33.20,1mm (1.3072 in)
EXHAUST: 33.528 mm (1.3200 inl99 - 00 models:
INTAKE: 33.716 mm 11.327t1in)
EXHAUST:33.528 mm (1.3200 in)
Inspect this area lor wear.
Removal
ldentify the valves and valve springs as they are
removed so that each item can be reinstalled in its origi-
nal Dosition.
1. Using an appropriate-sized socket and plastic mallet.
lightly tap the valve retainer to...

Valves, Valve Springs and Valve Seals
Removal (contdl
3. Install the valve guide seal remover.
VALVE GUIDE SEAL REMOVERLISLE P/N 57900 or KD3350 or equivalent(Commerciallv available)
4. Remove the valve seal.
6-24
Intake Valve Dimensions
A Standard {New}: 30.85 - 31.15 mm
B Standard (New):
G Standard {Newl:
C Service Limiti
D Standard lNewl:
D Service Limit:
B Standard (Newl:
C Standard {New):
C Service Limit:
D Standard lNewl:
D Service Limit:
11.21s - 1.226 inl
103.80 - 10/t.10 mm
{i[.087 - 4.098 in)...

Valve Guides
Valve Movement
1. Measure the guide-to-stem clearance with a dial
indicator while rocking the stem in the direction of
normal thrust (wobble method),
lntake Valve Stem-to-Guide Clearance:
Standard (Newl: 0.04 - 0.10 mm
(0.002 - 0.004 in)
Service Limit 0.16 mm (0.006 in)
Exhaust Valve Stem-to-Guide Clearance:
Standard {Newl: 0.10 - 0.16 mm
(0.004 - 0.006 inl
Service Limit: 0,22 mm (0.009 inl
lf the measurement exceeds the service limit,
recheck using a new valve.
lf the measurement is now...

Valve Guides
Replacement (contdl
5.
Working from the camshaft side, use the driver andan air hammer to drive the guide about 2 mm (O.l
in) towards the combustion chamber. This willknock off some of the carbon and make removaleasier. Hold the air hammer directly in line with thevalve guide to prevent damaging the driver.
CAUTION: Always wear satety goggles or a faceshield when driving valve guidss.
Turn the head over and drive the guide out towardthe camshaft side of the head.
li a valve guide wont move,...

Cylinder Head
Reaming
NOTE: For new valve guides only.
1. Coat the reamer and the valve guide with cutting oil.
2. Rotate the reamer clockwise the full length of the
valve guide bore.
Continue to rotate the reamer clockwise while
removing it from the bore.
Thoroughly wash the guide in detergent and water
to remove anY cutting residue.
Check clearance with a valve (see page 6-25).
Verify that the valves slide in the intake and exhaust
valve guides without exerting pressure.
3.
4.
5.
6.
vALvE GUIDE...